package com.yueqianshop.seckill.interceptor;


import com.yueqianshop.common.constant.AuthServerConstant;
import com.yueqianshop.common.vo.MemberRespVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;


@Component
public class LoginUserInterceptor implements HandlerInterceptor {
    public static ThreadLocal<MemberRespVo> loginUser = new ThreadLocal<>();

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        String requestURI = request.getRequestURI();
        AntPathMatcher matcher = new AntPathMatcher();
        boolean match = matcher.match("/seckill", requestURI);
        if(match) {
            HttpSession session = request.getSession();
            MemberRespVo memberRespVo = (MemberRespVo) session.getAttribute(AuthServerConstant.LOGIN_USER);
            if(memberRespVo == null) { // 未登录
                session.setAttribute("msg","您未登录，请先登录");
                response.sendRedirect("http://auth.yueshop.com/login.html");
                return false;
            } else { // 已登录
                loginUser.set(memberRespVo);
                return true;
            }
        }
        return true;
    }
}
